Sinaga, Laristina, et al. “Development of Learning Media Using Google Site With Flipped Classroom Model to Improve Social Studies Learning Outcomes in Junior High School Students Negeri 2 Siempat Nempu Hulu”. The Eastasouth Journal of Learning and Educations, vol. 4, no. 02, July 2026, pp. 163-77, doi:10.58812/esle.v4i02.1111.